- The group winners of League A go to the Nations League finals in June 2019.
- The group winners of Leagues B, C and D are promoted.
- The bottom teams in the groups of Leagues A and B are relegated.
- The fourth-placed teams and the worst-performing third-placed team in the groups of League C are relegated. Points against the team in fourth-place in the groups in League C are removed to calculate the worst-performing third-placed team, as Group 1 has only three teams.
- Final positions in the Nations League will also decide draw pots for Euro 2020 qualifying, as noted.